Product Description: Buckingham has been making climbers since 1896 and this climber is the result of 115 years ofdedication. They are the lightest climber yet strongest climber from Buckingham - they are rated to350 lbs. per pair. They are available with 3-1/2" permanent or 2-3/4" replaceable tree gaffs (replacement tree and1-3/4" pole gaffs sold seperately). All our Buckingham climbers have a contoured shank for anklerelief and comfort and straight stirrups. Sleeves adjust from 16-1/4" to 18-3/4". They are available as a complete set or without straps andpads so you can build your perfect climber. Replacement parts also available.